2125554202 has 4 divisors (see below), whose sum is σ = 3188331306. Its totient is φ = 1062777100.

The previous prime is 2125554157. The next prime is 2125554203. The reversal of 2125554202 is 2024555212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2086753761 + 38800441 = 45681^2 + 6229^2 .

It is not an unprimeable number, because it can be changed into a prime (2125554203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531388549 + ... + 531388552.

Almost surely, 2^2125554202 is an apocalyptic number.

2125554202 is a deficient number, since it is larger than the sum of its proper divisors (1062777104).

2125554202 is a wasteful number, since it uses less digits than its factorization.

2125554202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062777103.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 2125554202 is about 46103.7330592654. The cubic root of 2125554202 is about 1285.7525510575.

It can be divided in two parts, 21255 and 54202, that added together give a palindrome (75457).

The spelling of 2125554202 in words is "two billion, one hundred twenty-five million, five hundred fifty-four thousand, two hundred two".